package com.atguigu.ggkt.vod.service.impl;

import com.atguigu.ggkt.exception.GgktException;
import com.atguigu.ggkt.vod.service.VodService;
import com.atguigu.ggkt.vod.utils.ConstantPropertiesUtil;
import com.atguigu.ggkt.vod.utils.Signature;
import com.qcloud.vod.VodUploadClient;
import com.qcloud.vod.model.VodUploadRequest;
import com.qcloud.vod.model.VodUploadResponse;
import com.tencentcloudapi.common.Credential;
import com.tencentcloudapi.common.exception.TencentCloudSDKException;
import com.tencentcloudapi.common.profile.ClientProfile;
import com.tencentcloudapi.common.profile.HttpProfile;
import com.tencentcloudapi.vod.v20180717.VodClient;
import com.tencentcloudapi.vod.v20180717.models.DeleteMediaRequest;
import com.tencentcloudapi.vod.v20180717.models.DeleteMediaResponse;
import lombok.extern.slf4j.Slf4j;
import org.springframework.stereotype.Service;

import java.util.Random;

@Service
@Slf4j
public class VodServiceImpl implements VodService {
    //上传视频
    @Override
    public String uploadVideo() {
        //指定id和key
        VodUploadClient client = new VodUploadClient(
                ConstantPropertiesUtil.ACCESS_KEY_ID, ConstantPropertiesUtil.ACCESS_KEY_SECRET);
        //上传请求对象
        VodUploadRequest request = new VodUploadRequest();
        //设置视频文在本地路径
        request.setMediaFilePath("D:\\001.mp4");
        //你的任务流
        request.setProcedure("LongVideoPreset");
        try {
            //调用方法上传视频，制定地域
            VodUploadResponse response = client.upload("ap-guangzhou", request);
            String fileId = response.getFileId();
            log.info("Upload FileId = {}", response.getFileId());
            return fileId;
        } catch (Exception e) {
            // 业务方进行异常处理
            log.error("Upload Err", e);
            throw new GgktException(20001, "视频上传失败");
        }
    }

    //删除视频
    @Override
    public void removeVideo(String fileId) {
        try {
            // 实例化一个认证对象，入参需要传入腾讯云账户 SecretId 和 SecretKey，此处还需注意密钥对的保密
            // 代码泄露可能会导致 SecretId 和 SecretKey 泄露，并威胁账号下所有资源的安全性。以下代码示例仅供参考，建议采用更安全的方式来使用密钥，请参见：https://cloud.tencent.com/document/product/1278/85305
            // 密钥可前往官网控制台 https://console.cloud.tencent.com/cam/capi 进行获取
            Credential cred = new Credential(
                    ConstantPropertiesUtil.ACCESS_KEY_ID, ConstantPropertiesUtil.ACCESS_KEY_SECRET);
            // 实例化一个http选项，可选的，没有特殊需求可以跳过
            HttpProfile httpProfile = new HttpProfile();
            httpProfile.setEndpoint("vod.tencentcloudapi.com");
            // 实例化一个client选项，可选的，没有特殊需求可以跳过
            ClientProfile clientProfile = new ClientProfile();
            clientProfile.setHttpProfile(httpProfile);
            // 实例化要请求产品的client对象,clientProfile是可选的
            VodClient client = new VodClient(cred, "", clientProfile);
            // 实例化一个请求对象,每个接口都会对应一个request对象
            DeleteMediaRequest req = new DeleteMediaRequest();
            req.setFileId(fileId);
            // 返回的resp是一个DeleteMediaResponse的实例，与请求对象对应
            DeleteMediaResponse resp = client.DeleteMedia(req);
            // 输出json格式的字符串回包
            System.out.println(DeleteMediaResponse.toJsonString(resp));
        } catch (TencentCloudSDKException e) {
            System.out.println(e.toString());
            throw new GgktException(20001, "视频删除失败");
        }
    }

    @Override
    public String sign() {
        Signature sign = new Signature();
        // 设置 App 的云 API 密钥
        sign.setSecretId(ConstantPropertiesUtil.ACCESS_KEY_ID);
        sign.setSecretKey(ConstantPropertiesUtil.ACCESS_KEY_SECRET);
        sign.setCurrentTime(System.currentTimeMillis() / 1000);
        sign.setRandom(new Random().nextInt(java.lang.Integer.MAX_VALUE));
        sign.setSignValidDuration(3600 * 24 * 2); // 签名有效期：2天
        try {
            String signature = sign.getUploadSignature();
            System.out.println("signature : " + signature);
            return signature;
        } catch (Exception e) {
            System.out.print("获取签名失败");
            e.printStackTrace();
            throw new GgktException(20001, "获取上传视频签名失败");
        }
    }
}

